Assume first a condition in which osmolality is 300 mOsm/kg of H2O throughout the descending and ascending limbs & medullary interstitium

TLS Online TPP Program

#Id: 3022

#Unit 3. Fundamental Processes

DnaB is the helicase that unwinds DNA for replication in E.coli.

TLS Online TPP Program

#Id: 407

#Unit 2. Cellular Organization

In Drosophila, the centromeric chromatin appears to consist of “hemisomes” containing one copy each of CenH3, H4, H2A, and H2B.

TLS Online TPP Program

#Id: 9355

#Unit 4. Cell Communication and Cell Signaling

Most cells lack RIII, TGF-β binds directly to the RII

dimer, but Active RII kinase activity is not sufficient to generate an intracellular signal

TLS Online TPP Program

#Id: 7225

#Unit 5. Developmental Biology

TLS Online TPP Program

#Id: 671

#Unit 3. Fundamental Processes

In mammals, six telomeric proteins (TRF1, TRF2, Rap1, TIN2, TPP1, and POT1) comprise a complex called shelterin